Among the indigenous products which are being unveiled for the first time at the Aero India 2009 is the Defence Research Development Organisation’s (DRDO’s) Medium Altitude Long Endurance Unmanned Aerial Vehicle - Rustom.A markup of Rustom is being showcased at the Aero India 2009 along with other DRDO products.Rustom which has a wingspan of 20 metres and weighs 1,800 kg, unlike other DRDO developed Unmanned Air Vehicles (UAVs) like Lakshya and Nishant will be launched by the conventional method and not the launcher as in the case of the Lakshya and Nishant.DRDO is awaiting clearance from the government and is expected to shortly take up the project.The Medium Altitude Long Endurance Unmanned Aerial Vehicle is being developed by DRDO for the three services, Indian Army, Indian Navy and the Indian Air Force.Rustom will replace/ supplement the Heron UAVs in service that are with the Indian armed forces.The Rustom will be competing against the BAE Systems’ Mantis which is unveiled for the first time during the show.Mantis, a new autonomous UAV, being developed by BAE Systems, will be making its international debut at the show. A full-size Mantis and Herti will grace the area outside the BAE Systems pavilion.12/02/09 ExpressBuzz